Electric vacuum cleaner



FIG. 1 is a perspective view of an electric vacuum cleaner showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side view thereof, a left side view being a mirror image;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for an electric vacuum cleaner, as shown and described. 